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tstienvt
Junior
Joined: 27 Sep 2012
Posts: 6
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 Posted: 18/06/2013 18:01 Post subject: password plc twido |
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dear all
i have one plc twido. i'm forget password, and it's very important. i can't upload program from plc.
please help me. how do I read password?
thanks! |
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messer
Senior
Joined: 08 Mar 2012
Posts: 2059
Location: Europe
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| Posted: 18/06/2013 22:31 Post subject: Re: password plc twido |
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| tstienvt wrote: | dear all
i have one plc twido. i'm forget password, and it's very important. i can't upload program from plc.
please help me. how do I read password?
thanks! |
Try to delete the entire line: <Password> XXXXXXXXXXXXXXXXXXXXXX </Password> opened in any text editor, project file with the extension *. Xtwd and save.
The project will be left without a password.
or ..i
In Twido password allowed the digits 0 - 9 and letters A-Z of length 8.
Password 00000000 As the project is: 132135121116127131127118.
Further Mathematics.
149163138145148155128121 - 132135121116127131127118 = 17028017029021024001003
| Quote: |
Corespondence:
17 A
18 B
19 C
20 D
21 E
22 F
23 G
24 H
25 I
26 J
27 K
28 L
29 M
30 N
31 O
32 P
33 Q
34 R
35 S
36 T
37 U
38 V
39 W
40 X
41 Y
42 Z
01 1
02 2
03 3
04 4
05 5
06 6
07 7
08 8
09 9
00 0 |
The numbers in groups of three divide.
If the front after the first digit immediately to zero then you need to add a zero.
Highlighted in the second example in large print.
Sample:
Password: Alameh13
<Password>149163138145148155128121</Password>
A___ l ___a__m__e__h___1___3
170 280 170 290 210 240 010 030
Password: 1qwerty5
<Password>133168160137161167168123</Password>
1___q___w___e__r___t___y__5
010 330 390 210 340 360 410 05
Password 00000000 in the project file will look like 132135121116127131127118.
Take away the value of what is in the project and get the password.
For an explanation of values, see above.
The result must be divided by three digits, taking into account the fact that if after the first digit is zero, then add a zero in front.
It is possible that not all projects Password = 00000000 132135121116127131127118, then you should plan to enter a password of eight zeros and see the result. |
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tstienvt
Junior
Joined: 27 Sep 2012
Posts: 6
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| Posted: 19/06/2013 16:59 Post subject: |
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dear messer
thanks for reply. but i do not upload program from plc. when i connect plc by twidosoft. plc request password. so i have not program. i can't open text editor |
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messer
Senior
Joined: 08 Mar 2012
Posts: 2059
Location: Europe
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| Posted: 20/06/2013 21:09 Post subject: |
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probably you need to read the eeprom ...to find password..
or
to use a sniffer..
http://plc.myforum.ro/unlock-password-for-mitsubishi-q-series-plc-vt2821.html?highlight=sniffer |
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